Re: [PATCH v7 2/2] PCI: Rockchip: Add Rockchip PCIe controller support

From: Brian Norris
Date: Fri Jul 22 2016 - 18:29:14 EST


Hi Shawn,

On Mon, Jul 18, 2016 at 08:42:13AM +0800, Shawn Lin wrote:
> This patch adds Rockchip PCIe controller support found
> on RK3399 Soc platform.
>
> Signed-off-by: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx>
>
> ---
>
> Changes in v7:
> - make it as a build-in driver
> - improve gen1/2 training timeout checking
> - only clear known interrupt
> - fix INTx for 0-base index

Also:
- Fix infinite loop in legacy interrupt handler

(not that the changelog is that critical to get exactly right)

>
> Changes in v6:
> - use "depends on PCI_MSI_IRQ_DOMAIN" suggested by Arnd
>
> Changes in v5:
> - handle multiple pending INTx at the same time
> suggested by Marc
>
> Changes in v4:
> - address the comments from Brain
>
> Changes in v3:
> - remove header file
> - remove struct msi_controller and move most of variables
> of rockchip_pcie_port to become the local ones.
> - allow legacy int even if enabling MSI
> - drop regulator set voltage operation suggested by Doug
>
> Changes in v2:
> - remove phy related stuff and call phy API
> - add new head file and define lots of macro to make
> the code more readable
> - remove lots msi related code suggested by Marc
> - add IO window address translation
> - init_port and parse_dt reconstruction suggested by Bharat
> - improve wr_own_conf suggested by Arnd
> - make pcie as an interrupt controller and fix wrong int handler
> suggested by Marc
> - remove PCI_PROBE_ONLY suggested by Lorenzo
>
> drivers/pci/host/Kconfig | 11 +
> drivers/pci/host/Makefile | 1 +
> drivers/pci/host/pcie-rockchip.c | 1233 ++++++++++++++++++++++++++++++++++++++
> 3 files changed, 1245 insertions(+)
> create mode 100644 drivers/pci/host/pcie-rockchip.c
>
[...]

Looks better to me:

Reviewed-by: Brian Norris <briannorris@xxxxxxxxxxxx>